Home / 106,216.76-146,583.32-58,474.55

Finding the Fourth Proportional to 106,216.76, 146,583.32 and 58,474.55

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Solution

The fourth proportional to 106,216.76, 146,583.32 and 58,474.55 is: 80,697.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,216.76 : 146,583.32 = 58,474.55 : x
  2. Step 2: Convert to fraction form
    106,216.76/146,583.32 = 58,474.55/x
  3. Step 3: Cross multiply
    106,216.76x = 146,583.32 × 58,474.55
  4. Step 4: Simplify right side
    106,216.76x = 8,571,393,674.51
  5. Step 5: Solve for x
    x = 8,571,393,674.51/106,216.76
  6. Step 6: Final answer
    x = 80,697.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.